Aquarium Co-Op Nano Sponge Filter Black (Coarse)

The Aquarium Co-Op Nano Sponge Filter (Coarse, Black) is a compact air-driven sponge filter designed for nano aquariums, shrimp tanks, fry grow-out tanks, and betta setups up to approximately 10 gallons. Its coarse black foam delivers strong water flow and a large surface area for beneficial bacteria, providing reliable biological and mechanical filtration. The gentle, air-powered operation keeps fry, shrimp, and delicate fish safe while the black sponge blends seamlessly into planted tanks and aquascapes.

Perfect For

• Nano aquariums up to ~10 gallons
• Shrimp tanks and shrimp breeding colonies
• Fry grow-out and breeding tanks
• Betta aquariums
• Quarantine and hospital tanks
• Planted nano aquascapes

Key Features

• Compact nano size ideal for small aquariums up to ~10 gallons
• Coarse black foam allows strong water flow with less clogging
• Provides both mechanical & biological filtration
• Gentle air-driven design safe for fry and shrimp
• Black sponge blends into planted tanks and aquascapes
• Easy to clean and maintain

Why Choose Aquarium Co-Op Sponge Filters?

Aquarium Co-Op sponge filters are among the most trusted filters in the aquarium hobby. Their durable construction, weighted base, and high-quality foam deliver dependable biological filtration and gentle water movement that won’t stress shrimp, fry, or delicate fish.

Care Guide

• Rinse the sponge in old tank water during maintenance — never under tap water — to preserve beneficial bacteria
• Replace only when the sponge loses shape or becomes too worn
• Requires an air pump and airline tubing (sold separately)

❓ FAQ

Q: What size tank is this nano sponge filter best for?
A: It is ideal for nano aquariums up to approximately 10 gallons, depending on stocking levels.

Q: Is this sponge filter safe for shrimp and fry?
A: Yes. The gentle flow and coarse foam make it perfect for shrimp colonies, fry tanks, and delicate fish.

Q: What’s the difference between coarse and fine sponge?
A: Coarse foam allows stronger water flow and clogs less often, while fine foam polishes water more but may need cleaning more frequently.

Q: Do I need anything else to run this filter?
A: Yes, you’ll need an air pump and airline tubing (sold separately).

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